1 The random number generator, the encipherment scheme of the dynamic password and the fingerprint sequence are designed. And the performance and security of the authentication system are analysed.

2 Security of VPN technology mainly includes security to tunnel and encipherment, realness and integrity of data, and authorized visit of legal user.

3 The mechanical parts act in such a way as to form a varying electrical circuit — the actual encipherment of a letter is performed electrically.

4 It can embed into other software, so it seems that the software has professional encipherment function.

5 This paper is described the designing thought and realizing method of soft encipherment using the Micro-Dog in detail based on analysing the structure of the Dog.

6 If it was a lovely sister, maybe it can also become good friends, I am going to precedent, huh, huh, Encipherment QQ chat to look at his record is a shortcut.